YATAN

Pressure Transmitter

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Pressure sensors and pressure transmitters are essential components in industrial automation and process control systems, designed for accurate pressure measurement and signal transmission of gases, liquids, and steam. They are widely used in hydraulic systems, air compressors, water treatment, engineering machinery, energy equipment, petrochemical industries, food processing, pharmaceutical systems, and intelligent manufacturing applications. Modern industrial pressure transmitters typically utilize high-stability diffused silicon, ceramic, or MEMS sensing elements, offering high accuracy, long-term reliability, excellent anti-interference capability, vibration resistance, corrosion resistance, and wide temperature operation. Multiple output options such as 4-20mA, 0-10V, 0.5-4.5V, RS485 Modbus RTU, and HART communication are available to meet diverse industrial pressure monitoring requirements.

STG53 Compact Pressure Transmitter

Railway braking systemsWind power hydraulic systemsConstruction machineryHydraulic pressesMedical equipmentSemiconductor equipment
  • Pressure Range: 0.1 to 1000bar
  • Accuracy:±0.5% F.S., ±0.2% F.S., ±0.1% F.S.
  • Output Signals:4–20mA, 1–5V, 0–5V, 0–10V, CANopen
  • Electrical connection: M12×1 connector, protection rating IP67
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STG4840 High Precision Pressure Sensor

Aerospace applicationsMaterial analysisMaterial testingSemiconductor equipmentClosed-loop control systems
  • Accuracy:±0.1%F.S, ±0.05%F.S
  • Process connection:G1/4, G1/2, M20×1.5
  • Output signals:4~20mA, 0-5V, 0-10V
  • Response Time:< 1ms
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Frequently Asked Questions (FAQ)

Q1: How do pressure sensors maintain stability in harsh electromagnetic environments?

High-quality pressure sensors are designed with EMI/EMC protection and include features such as overpressure and reverse polarity protection, ensuring stable and reliable performance in complex industrial environments.

Q2: How stable and fast are high-precision pressure sensors?

High-precision pressure sensors typically offer excellent long-term stability (e.g., ≤±0.1% F.S/year) and fast response time (less than 1 ms), making them suitable for high-speed dynamic measurements and precise control applications.

Q3: What output signals do pressure transmitters support?

Common output signals include 4-20mA, 0-5V, 1-5V, 0-10V, and digital communication protocols such as CANopen, ensuring compatibility with PLC, DCS, and other industrial control systems.

Q4: How to choose the right pressure sensor or transmitter?

When selecting a pressure sensor or transmitter, factors such as pressure range, accuracy, output signal (e.g., 4-20mA, voltage, or CANopen), working environment (temperature, humidity, EMI), and mechanical connection should be considered to ensure compatibility with the application.

Q5: What are the advantages of compact pressure transmitters?

Compact pressure transmitters offer small size, lightweight design, and flexible installation. They also provide high stability and strong anti-interference capability, making them ideal for space-constrained applications such as machinery, rail braking systems, medical devices, and automation systems.

Q6: What is a high-precision pressure sensor and where is it used?

A high-precision pressure sensor converts pressure into highly accurate electrical signals, with accuracy up to ±0.05% F.S or better. It is widely used in aerospace, semiconductor equipment, material testing, precision measurement, and closed-loop control systems where high accuracy is essential.

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